Spectral lines for polarized measurements of the coronal magnetic field. III. Atomic data for SI IX
Brage, T., Judge, P. G., Jönsson, P., & Edwards, D. P. (2000). Spectral lines for polarized measurements of the coronal magnetic field. III. Atomic data for SI IX. The Astrophysical Journal, 540, 1114-1118. doi:10.1086/309383
We report on large-scale ab initio multiconfiguration Dirac-Fock (MCDF) calculations for spectral lines of Si IX, with emphasis on the forbidden transitions 2p² ³Pimg1.gif. The J = 0 -> J' = 1 transition at 3.9346 µm holds promise as a diagnostic of coronal magnetic fields if and when future coro... Show moreWe report on large-scale ab initio multiconfiguration Dirac-Fock (MCDF) calculations for spectral lines of Si IX, with emphasis on the forbidden transitions 2p² ³Pimg1.gif. The J = 0 -> J' = 1 transition at 3.9346 µm holds promise as a diagnostic of coronal magnetic fields if and when future coronagraphic instruments can measure the polarized light at this wavelength. Show less
